It looks like light brown dirt but if you get close, some small areas have some red/purple mixed in. Scrubbed and scrubbed - can't brush it off. I did the test with...

I have a large inground swimming pool that has vinyl covering on the walls. It has been working just fine and water was as sparkling as it could get.

However, since...

My pool had alot of algae so I added a gallon of algaecide (the brand was cal -- something) -- the directions said to add the whole gallon around the pool and a little...

i have a 15ft above ground pool and this year i have drained it twice as the bottom of the pool keeps going dirty and when i scrub it the water turns greenish i am using...

Hi,

Recently returned from vacation and found a bad case of algae in my pool. I tried treating it but decided to go ahead and drain to prepare for acid wash and some...

I am totally new to this pool thing! We have a 12 ft round pool in our back yard with a filtration system. We clorinated it and have been pretty good at keeping the...

24 foot round pool

Sand filter system

Saturation index: -0.93

Total Dissolved Solids 0

Free Chlorine 3.6

Total Chlorine 3.6

Combined Chlorine 0.0

pH 7.3...

This year our pool has never been completly clear. It has been so close but never quite clear enough. Because of this we have kept our chlorine levels high (10).

Last...

I'm also suffering from that "purple algae?" water's crystal clear, test's

are right on, but I can't get rid of it no matter what I add or how much I brush it...

:?: I was useing sani-marc chlor and got some hth chlorine, now my pool went from clear to a green cloud. HELP :shock:

I added about 4" of water to the pool on Saturday morning and dosed it with Metal Free. I am also fighting some algae and picked up a copper-based algaecide today....

I have an easy set pool. It is 12 by 3 ft deep. I finally got the chlorine to stay in the pool, it is never in the shade. After we had our four nephews, my 2 kids and my...

I have a 4ft. pool. everytime i look i have green water, & i shock it(5000 gallon) it don't help. i'm new to this pool thing. SO ANY INFO WOULD HELP!!!!!!! THANK...

:( We get the pool sparkling clean, by running pump with all the correct chemicals/vaccumm etc. THEN, we shut the pump off after 48 hrs, and turn it back on in the A.M....

I have (I think) mustard algae. It looks brownish in the water but when I pull the cannister filter the filter looks yellowish. Pool has about 2600 gallons in it. I have...

I posted on another thread about my algae problem:

Hope it's ok to refer back to it with a link. Thanks to Buggsw and chem geek for prompt and patient replies to my...

OK- Here goes my first post. I am having quite a bit of problems after vacationing for 6 days. I did not have anyone to look after the pool while I was gone and now am...

I have a pool that has high use and trees over the pool. I have yet to have the pool hold any chlorine level from week to week. pH= 7.6 cyanuric acid=50 Alk= 100. I have...

20,000 gallon pool in Phoenix, AZ. 100% Exposed to sun during the day. It's been 110+ for 2 weeks.

Here are my tests from Leslie's pool.

FC 5+ (Their scale only...